Results 1 to 10 of about 4,092,869 (383)

The macro model of hybrid on-load tap-changer passive trigger [PDF]

MATEC Web of Conferences, 2021
Using thyristor as arc medium hybrid on-load tap-changer, completely solve the problem of switch produce arc, reduce the ablation of mechanical contact, improve the working environment of transformer oil, both mechanical switch and brake switch tube, the
Li Peng, Yin Yu, Zhang Shuqi, Gao Fei, Jia Pengfei, Liu Xueli, Shi Fei   +6 more
doaj   +1 more source

Finite Element Analysis and Experimental Study of Metal Shell of GIL [PDF]

E3S Web of Conferences, 2021
Mathematical modeling, finite element numerical simulation and experimental measurement of the stress-deformation distribution of the gas-insulated metal-enclosed transmission line shell were carried out.
Mimi Gong, Yantao Zhao, Jiajia Fu, Changlu Luo, Mingdao Sun, Zhiqiang Ma, Fengtao Shi, Zhenkui Gao, Fang Sun, Zhankui Li   +9 more
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Arc-Extinguishing Research on Semi-Closed Multi-Compression Tube Structures

Energies, 2023
Using lightning energy to extinguish the arc is a new lightning protection method. On this basis, the semi-closed multi-compression tube structures (SMTS) combined with the arc extinguishing structure studied in this paper can suppress the power ...
Yongfeng Song, Jufeng Wang, Ping Huang, Yang Lu, Qiwen He, Zhenghao Jia, Hao Li, Yanlei Wang   +7 more
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High Speed Electrical Drives – Perspective of VFD Manufacturer [PDF]

E3S Web of Conferences, 2020
This paper deals with high-speed electrical drives utilizing power electronic converters (commonly abbreviated as ASD, VFD or VSD). Existing solutions vary mainly on the motor side while the power electronic converter is very similar for all cases ...
Bruha Martin, Pietiläinen Kai, Rauber Axel   +2 more
doaj   +1 more source

Panoramic Assessment Method of Substation Equipment Health Status Based on Multisource Monitoring and Deep Convolution Neural Network under Edge Computing Architecture

Journal of Electrical and Computer Engineering, 2023
In view of the low efficiency of the traditional manual evaluation method of substation equipment status under the background of complex environment, a panoramic evaluation method of substation equipment health status based on multisource monitoring and ...
Zhu-xing Ma, Li-shuo Zhang, Hao Gu, Zi-zhong Xin, Zhe Kang, Zhao-lei Wang   +5 more
doaj   +1 more source

A MultiModal Detection Method for UHV Substation Faults Based on Robot Inspection and Deep Learning

Journal of Robotics, 2022
Aiming at the problem of multi-modal fault detection of different equipment in ultrahigh voltage (UHV) substations, a method for based on robot inspection and deep learning is proposed.
Rong Meng, Zhao-lei Wang, Zhi-long Zhao, Jian-peng Li, Wei-ping Fu   +4 more
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Power Operation Violation Identification Method Based on Point Cloud Data Preprocessing and Deep Learning under the Architecture of IoT

Journal of Electrical and Computer Engineering, 2023
Aiming at the problems of low recognition accuracy and large memory occupation when using point cloud information for power operation violation, A power operation violation recognition method based on point cloud data preprocessing and deep learning ...
Shibo Yang, Weiping Fu, Lishuo Zhang, Zhaolei Wang   +3 more
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Study on internet of things architecture of substation online monitoring equipment [PDF]

MATEC Web of Conferences, 2021
This paper introduces the structure of the existing on-line monitoring system, and analyzes the problems of poor compatibility and reliability of IED in different manufacturers.
Zhang Hejun, Ge Dong, Yang Ning, Jia Pengfei, Li Lihua, Yang Yang   +5 more
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Research on the Effect of an Air-Blown Interrupting Gap to Reduce the Rate of Lightning Tripping

Energies, 2023
The air-blown interrupting gap protection method is a self-energy interrupting method based on the concept of suppressing arc building by frequency continuation.
Hao Li, Jufeng Wang, Ping Huang, Kezhu Guo, Yanlei Wang   +4 more
doaj   +1 more source

Improving interruption performance of mechanical circuit breakers by controlling pre-current-zero wave shape

High Voltage, 2019
Mechanical circuit breakers (MCBs) are the limiting component for current injection HVDC circuit breakers. Improving their interruption performance reduces requirements for capacitance and inductance needed in the injection circuit and thus space use and
Tim Schultz, Benjamin Hammerich, Benjamin Hammerich, Lorenz Bort, Christian M. Franck, Christian M. Franck   +5 more
doaj   +1 more source